document number: 89433 for technical ques tions within your region, please cont act one of the following: www.vishay.com revision: 18-may-11 diodesamericas@vishay.com , diodesasia@vishay.com , diodeseurope@vishay.com 1 this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 surface mount t rans z orb ? transient voltage suppressors smc3k22ca thru smc3k78ca vishay general semiconductor new product typical applications use in sensitive electronics protection against voltage transients induced by inductive load switching and lighting on ics, mosfet, signal lines of sensor units for consumer, computer, industrial, automo tive and telecommunication. features ? available in bi-directional polarity only ? 3000 w peak pulse power capability with a (10/1000 s) waveform ? excellent clamping capability ? very fast response time ? low incremental surge resistance ? meets msl level 1, per j-std-020, lf maximum peak of 260 c ? not recommended for pcb bottom side wave mounting ? aec-q101 qualified ? compliant to rohs directive 2002/95/ec and in accordance to weee 2002/96/ec ? halogen-free according to ie c 61249-2-21 definition mechanical data case: do-214ab (smc) molding compound meets ul 94 v-0 flammability rating base p/n-m3 - halogen-free, rohs compliant, and commercial grade base p/nhm3 - halogen-free, rohs compliant, and aec-q101 qualified terminals: matte tin plated leads, solderable per j-std-002 and jesd 22-b102 m3 suffix meets jesd 201 class 1a whisker test, hm3 suffix meets jesd 201 class 2 whisker test polarity: no marking on bi-directional types note (1) non-repetitive current pu lse and derated above t a = 25 c primary characteristics v wm 22 v to 78 v p ppm 3000 w t j max. 150 c do-214ab (smc) maximum ratings (t a = 25 c unless otherwise noted) parameter symbol value unit peak pulse power di ssipation with a 10/ 1000 s waveform p ppm (1) 3000 w peak pulse current with a 10/1000 s waveform i ppm (1) see next table a operating junction and storage temperature range t j , t stg - 55 to + 150 c
www.vishay.com for technical qu estions within your region, please contact one of the fo llowing: document number: 89433 2 diodesamericas@vishay.com , diodesasia@vishay.com , diodeseurope@vishay.com revision: 18-may-11 this document is subject to change without notice. the products described herein and this document ar e subject to specific disclaimers, set forth at www.vishay.com/doc?91000 smc3k22ca thru smc3k78ca vishay general semiconductor new product notes ? pulse test: t p ? 50 ms ? surge current waveform per fig. 3 and derated per fig.2 ? all terms and symbols are cons istent with ansi/ieee c62.35 note (1) aec-q101 qualified electrical characteristics (t a = 25 c unless otherwise noted) device type device marking code breakdown voltage v br (1) (v) at i t test current i t (ma) stand-off voltage v wm (v) maximum reverse leakage at v wm i d (a) max. peak pulse surge current i ppm (2) (a) maximum clamping voltage at i ppm v c (v) min. max. smc3k22ca 3bex 24.4 26.9 1.0 22 2.0 84.5 35.5 SMC3K24CA 3bez 26.7 29.5 1.0 24 2.0 77.1 38.9 smc3k26ca 3bfe 28.9 31.9 1.0 26 2.0 71.3 42.1 smc3k28ca 3bfg 31.1 34.4 1.0 28 2.0 66.1 45.4 smc3k30ca 3bfk 33.3 36.8 1.0 30 2.0 62.0 48.4 smc3k33ca 3bfm 36.7 40.6 1.0 33 2.0 56.3 53.3 smc3k36ca 3bfp 40.0 44.2 1.0 36 2.0 51.6 58.1 smc3k40ca 3bfr 44.4 49.1 1.0 40 2.0 46.5 64.5 smc3k43ca 3bft 47.8 52.8 1.0 43 2.0 43.2 69.4 smc3k45ca 3gfv 50.0 55.3 1.0 45 2.0 41.3 72.7 smc3k48ca 3gfx 53.3 58.9 1.0 48 2.0 38.8 77.4 smc3k51ca 3gfz 56.7 62.7 1.0 51 2.0 36.4 82.4 smc3k54ca 3gge 60.0 66.3 1.0 54 2.0 34.4 87.1 smc3k58ca 3ggg 64.4 71.2 1.0 58 2.0 32.1 93.6 smc3k60ca 3ggk 66.7 73.7 1.0 60 2.0 31.0 96.8 smc3k64ca 3ggm 71.1 78.6 1.0 64 2.0 29.1 103 smc3k70ca 3ggp 77.8 86.0 1.0 70 2.0 26.5 113 smc3k75ca 3ggr 83.3 92.1 1.0 75 2.0 24.8 121 smc3k78ca 3ggt 86.7 95.8 1.0 78 2.0 23.8 126 ordering information (example) preferred p/n unit weight (g) preferred pa ckage code base quantity delivery mode smc3k22ca-m3/57 0.257 57 850 7" di ameter plastic tape and reel smc3k22ca-m3/9a 0.257 9a 3500 13" di ameter plastic tape and reel smc3k22cahm3/57 (1) 0.257 57 850 7" diameter plastic tape and reel smc3k22cahm3/9a (1) 0.257 9a 3500 13" diameter plastic tape and reel
document number: 89433 for technical ques tions within your region, please cont act one of the following: www.vishay.com revision: 18-may-11 diodesamericas@vishay.com , diodesasia@vishay.com , diodeseurope@vishay.com 3 this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 smc3k22ca thru smc3k78ca vishay general semiconductor new product ratings and characteristics curves (t a = 25 c unless otherwise noted) fig. 1 - peak pulse power derating curve fig. 2 - pulse power or current vs. initial junction temperature fig. 3 - pulse waveform fig. 4 - typical junction capacitance package outline dimensions in inches (millimeters) p ppm - peak p u lse po w er (k w ) t d - p u lse w idth (s) 0.31 " x 0.31 " (8.0 mm x 8.0 mm) copper pad area 0.1 0.1 10 10 100 100 1000 10 000 1 1 100 75 50 25 0 25 0 50 75 100 125 150 peak p u lse po w er (p pp ) or c u rrent (i pp ) derating in % t j - initial temperat u re (c) 0 50 100 150 t d 0 1.0 2.0 3.0 4.0 t r = 10 s i ppm - peak p u lse c u rrent, % i rsm t - time (ms) 10/1000 s w a v eform as defined by r.e.a. peak val u e i ppm half val u e - i ppm i pp 2 t j = 25 c p u lse w idth (t d ) is defined as the point w here the peak c u rrent decays to 50 % of i ppm 10 000 1000 100 10 20 30 40 50 60 70 80 100 90 c j - j u nction capacitance (pf) re v erse voltage (v) mea s ured at zero bia s mea s ured at s tand-off voltage t j = 25 c f = 1.0 mhz v s tg = 50 mv p-p 0.260 (6.60) 0.280 (7.11) 0.006 (0.152) 0.012 (0.305) 0.030 (0.76) 0.060 (1.52) 0.008 (0.2) 0.305 (7.75) 0.320 (8.13) 0.220 (5.59) 0.246 (6.22) 0.079 (2.06) 0.103 (2.62) 0.114 (2.90) 0.126 (3.20) do-214ab (smc j-bend) 0.320 ref. mounting pad layout 0 (0) 0.185 (4.69) max. 0.126 (3.20) min. 0.060 (1.52) min.
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